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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:20 pm CDT Oct 6, 2026
Forecast Valid: 7pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026

Tonight

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Wednesday

NNE wind 5 to 10 kt becoming E in the afternoon. Sunny. Seas around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

Thursday

NNE wind around 10 kt. Sunny. Seas around 1 ft.

Thursday Night

ENE wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Friday

ENE wind around 10 kt. A chance of showers and thunderstorms, mainly after 1pm. Seas around 1 ft.

Friday Night

NE wind around 10 kt. A slight chance of showers and thunderstorms. Seas around 1 ft.

Saturday

NNE wind around 10 kt. A slight chance of showers and thunderstorms. Seas around 1 ft.

Saturday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.